Datasheet

Product Description

1.6 Intel

915GV Chipset

The Intel 915GV chipset consists of the following devices:

• Intel 82915GV Graphics Memory Controller Hub (GMCH) with Direct Media Interface (DMI)

interconnect

• Intel 82801FB I/O Controller Hub (ICH6) with DMI interconnect

• Firmware Hub (FWH)

The GMCH is a centralized controller for the system bus, the memory bus, the PCI Express bus,

and the DMI interconnect. The ICH6 is a centralized controller for the board’s I/O paths. The

FWH provides the nonvolatile storage of the BIOS.

For information about Refer to

The Intel 915GV chipset http://developer.intel.com/

Resources used by the chipset Chapter 2

1.6.1 Intel 915GV Graphics Subsystem

The Intel GMA900 graphics controller (contained within the 82915GV GMCH) features the

following:

• Integrated graphics controller

⎯ 32 bpp (Bits Per Pixel) graphics engine

⎯ 333 MHz core frequency

⎯ 256-bit 2-D engine

⎯ 32-bit 3-D engine

⎯ Motion video acceleration

⎯ Pixel Shader 2.0

⎯ 4-pixel pipes

⎯ DirectX 9.0 Hardware Acceleration

⎯ Software Vertex Shader

• Up to 2048 x 1536 at 75 Hz refresh

• High performance 3-D setup and render engine

• High quality/performance texture engine

• Display

⎯ Integrated 24-bit 400 MHz RAMDAC

⎯ DDC2B compliant interface

• Video hardware motion compensation for software MPEG2 decode

• Dynamic Video Memory Technology (DVMT) support up to 224 MB

• Intel

Zoom Utility

For information about Refer to

DVMT Section 1.6.1.1, page 22

Obtaining graphics software and utilities Section 1.3, page 15